After taking a closer look at the source code, I believe the included
Apache-2.0 reference is a mistake.
The source code that is licensed with Apache-2.0 is available here:
None of this source code is present in this source code:
Because no source code was reproduced, this is a completely unique
implementation (in the Go language).
I have submitted a PR with upstream to request dropping reference to the
Apache-2.0 license as this implementation is otherwise correctly licensed.
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